And at least when Farley swore off Super Bowl advertising by Ford a couple of years ago, he already had established Ford as a leader in the entirely new and increasingly crucial space of social-media marketing.

FORBES: Ewanick Failed at GM Because Omission Became Main Mission

Unwavering discipline is demanded by OPSEC, and in this final duty to maintain OPSEC by submitting to the review he swore, in writing, to submit to, Bissonnette clearly failed.

FORBES: Does Matt Bissonnette's "No Easy Day" Take the Easy Way Out?

Mr Ellis swore to an oath of impartiality which was written by the Home Office for the occasion.

BBC: Staffordshire PCC Matthew Ellis is sworn in

Tight spreads reflect bankers' enthusiasm: syndicated-lending, often by foreign banks (including one that swore not to invest another dollar in Russia after the previous meltdown), has more than doubled since 1998.

ECONOMIST: Russia's economy

According to the words prescribed by the US Constitution, Mr Obama swore he would "faithfully execute the office of president of the United States, and will to the best of my ability, preserve, protect and defend the Constitution of the United States".

BBC: Inauguration: Barack Obama is sworn in for second term

The President swore an oath to uphold the Constitution and he is bound by the law.

WHITEHOUSE: Press Briefing

There was a hope shared by many that life would be better from the moment that I swore that oath.

WHITEHOUSE: President Obama on Dr. King's Legacy

The reason she finally got to that 60% in the polls--to that Sally Field "you like me, you really like me" moment--was that she had become what she swore she wasn't in the 60 Minutes interview: a long-suffering wife standing by her man.

CNN: Uh-oh, the real first lady shows up